Flight Kansai International Airport departs from Osaka Kansai International Airport at 10:50 and arrives at Seoul Incheon International Airport at 12:50.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 1002 Km. So the average speed is roughly 501 Km.
The best month to arrive at Osaka is March and the most expensive month to fly is June. (Average prices, based on 5529 datapoints.)
The best day to arrive at Osaka is Tuesday and it would be best to avoid Sunday, as prices are on average 17.65% higher than on Tuesday. (Average prices, based on 4623052 datapoints.)
We have a lot more statistics for flights GA 111 and between Osaka and Seoul.